1 /**************************************************************************
2 * Copyright 2012 Intel corporation
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 **************************************************************************/
31 #include "trace_callset.hpp"
32 #include "trace_parser.hpp"
34 typedef unsigned TrimFlags;
41 /* Whether to trim calls that have no side effects. */
42 TRIM_FLAG_NO_SIDE_EFFECTS = (1 << 0),
44 /* Whether to trim calls to setup textures that are never used. */
45 TRIM_FLAG_TEXTURES = (1 << 1),
47 /* Whether to trim calls to setup shaders that are never used. */
48 TRIM_FLAG_SHADERS = (1 << 2),
50 /* Whether to trim drawing operations outside of the desired call-set. */
51 TRIM_FLAG_DRAWING = (1 << 3),
56 std::map<std::string, std::set<unsigned> > resources;
57 std::map<std::string, std::set<std::string> > dependencies;
59 std::map<GLenum, unsigned> texture_map;
61 std::set<unsigned> required;
63 bool transformFeedbackActive;
64 bool framebufferObjectActive;
66 GLuint insideNewEndList;
67 GLenum activeTextureUnit;
69 unsigned int trimFlags;
71 void provide(std::string resource, trace::CallNo call_no);
72 void providef(std::string resource, int resource_no, trace::CallNo call_no);
74 void link(std::string resource, std::string dependency);
75 void linkf(std::string resource, std::string dependency, int dep_no);
77 void unlink(std::string resource, std::string dependency);
78 void unlinkf(std::string resource, std::string dependency, int dep_no);
79 void unlinkAll(std::string resource);
81 void stateTrackPreCall(trace::Call *call);
83 void recordSideEffects(trace::Call *call);
84 bool callHasNoSideEffects(trace::Call *call, const char *name);
85 bool recordTextureSideEffects(trace::Call *call, const char *name);
86 bool recordShaderSideEffects(trace::Call *call, const char *name);
87 bool recordDrawingSideEffects(trace::Call *call, const char *name);
89 void stateTrackPostCall(trace::Call *call);
91 bool renderingHasSideEffect(void);
92 std::set<unsigned> resolve(std::string resource);
94 void consume(std::string resource);
95 void requireDependencies(trace::Call *call);
98 TraceAnalyzer(TrimFlags trimFlags);
101 /* Analyze this call by tracking state and recording all the
102 * resources provided by this call as side effects.. */
103 void analyze(trace::Call *call);
105 /* Require this call and all of its dependencies to be included in
106 * the final trace. */
107 void require(trace::Call *call);
109 /* Return a set of all the required calls, (both those calls added
110 * explicitly with require() and those implicitly depended
112 std::set<unsigned> *get_required(void);